REVENUE - Disaggregated Basis (Details) - USD ($)	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Revenue from Contract with Customer, Including Assessed Tax	$ 15,595,558	$ 16,007,288
Over-time
Revenue from Contract with Customer, Including Assessed Tax	12,869,520	12,637,728
Point-in-time
Revenue from Contract with Customer, Including Assessed Tax	2,726,038	3,369,560
Defense
Revenue from Contract with Customer, Including Assessed Tax	12,650,708	13,367,764
Industrial
Revenue from Contract with Customer, Including Assessed Tax	$ 2,944,850	$ 2,639,524